A current of 10A is maintained in a conductor of cross-section `10^-4m^2`. If the number density of free electrons be `9 xx 10^28 m^-3`, calcualte the drift velocity of free electrons. Given, charge on electron, `e = 1.6 xx 10^-19C`

A conductor with a cross-section of 10^-4m^2 carries an electric current of 1.2 A. If the number of the free electrons are 5xx10^28m^-3 , calculate the electron drift velocity. Charge on the electron, e = 1.6 xx 10^-19C

A current of 5A is passing through a metallic wire of area of cross-section 4xx10^-6m^2 , If the density of charge carriers of the wire is 5xx10^26m^−3 find the drift velocity of electrons.

A current of 2.4 A flows through a wire of cross-sectional area 1.5 mm^2 . Find the current density in the wire. If the wire contains 8 xx 10^28m^-3 elecrtrons per unit volume calculate the average relaxation on time. Given that charge on electron = 1.6 xx 10^-19C and mass of electron =9.1 xx 10^-31 kg.

A potential difference of 5 V is applied across a conductor of length 0.1 m. If drift velocity of electrons is 2.5 xx 10^-4 ms^-1 , calculate the electron mobility.

A wire with an area of cross-section as 10 mm^2 has a resistance of 5Omega , when a potential difference across its ends is 25V. Calculate the drift velocity of electrons. Given the number density of electrons as 5 xx 10^20 electrons per cubic meter ( e//m^-3 )

Awire with ana area of cross section as 10 mm^2 has resistance of 5 Omega when a potential difference across its ends is 25 V. calculate the drift velocity of electrons. Given the number density of electron as 5 xx10^20 electrons per cubic meter (em^-3)

A current of 1 A flows through a wire of length 0.24m and area of cross-section 1.2mm^2 , when it is conneted to a battery of 3V. Find the number density of free electrons in the wire, if the electron mobility is 4.8 xx 10^-6 m^2 V^-1s^-1 , given that charge on electron = 1.6 xx 10^-19C

Estimate the average drift speed of conductio electrons in a copper wire of cross-sectional area 10^-7m^2 carrying a current of 1.5 A, Assume the density of conduction electrosn to be 9xx10^28 m^-3 and change on electio = 1.6 xx10^-19 jC